CN113176380A - Agricultural information acquisition equipment based on electric capacity principle - Google Patents
Agricultural information acquisition equipment based on electric capacity principle Download PDFInfo
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- CN113176380A CN113176380A CN202110447520.7A CN202110447520A CN113176380A CN 113176380 A CN113176380 A CN 113176380A CN 202110447520 A CN202110447520 A CN 202110447520A CN 113176380 A CN113176380 A CN 113176380A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
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Abstract
The invention relates to the technical field of information acquisition, and discloses agricultural information acquisition equipment based on a capacitance principle, which comprises a shell, wherein a rotating shaft is movably connected to the inner side of the shell, a wind shield is movably connected to the inner wall of the shell, a sliding groove is formed in the inner wall of the shell, a sliding block is elastically connected to the inner wall of the sliding groove, a ball is movably connected to the outer side of the sliding block, a dielectric plate is fixedly connected to the inner wall of the sliding block, and a positive plate is fixedly connected to the inner wall of the shell and the outer side, close to the sliding groove, of the shell. This agricultural information acquisition equipment based on electric capacity principle through the effect of ampere force, has realized when external wind-force is too big, and the rotational speed of avoiding agricultural information acquisition equipment can receive the influence, avoids appearing experimental data's error, prevents that agricultural information acquisition equipment's pivot and inner wall from bumping, avoids long-time use to lead to agricultural information acquisition equipment's loss, has improved agricultural information acquisition equipment's life.
Description
Technical Field
The invention relates to the technical field of information acquisition, in particular to agricultural information acquisition equipment based on a capacitance principle.
Background
Information acquisition refers to the work of unpublished production for preparing information resources, including information collection and processing, which is a direct basis and an important basis for topic selection planning, and the information acquisition relates to a wide range.
The existing agricultural information acquisition equipment is used for collecting oxygen content and humidity change in different directions through reciprocating rotation, the existing agricultural information acquisition equipment is installed outdoors and can be influenced by external wind power, when the external wind power is too large, the rotating speed of the agricultural information acquisition equipment can be influenced, errors of experimental data are caused, a rotating shaft of the agricultural information acquisition equipment can collide with an inner wall, the loss of the agricultural information acquisition equipment can be increased due to long-time use, and the service life of the agricultural information acquisition equipment is shortened.
Therefore, we propose an agricultural information collection device based on the capacitance principle to solve the above problems.
Disclosure of Invention
Technical scheme (I)
In order to avoid the rotating speed of the agricultural information acquisition equipment from being influenced when the external wind power is too large, avoid errors of experimental data, prevent a rotating shaft of the agricultural information acquisition equipment from colliding with an inner wall, avoid the loss of the agricultural information acquisition equipment caused by long-time use and improve the service life of the agricultural information acquisition equipment, the invention provides the following technical scheme: an agricultural information acquisition device based on a capacitance principle comprises a shell, wherein a rotating shaft is movably connected to the inner side of the shell, a wind shield is movably connected to the inner wall of the shell, a sliding groove is formed in the inner wall of the shell, a sliding block is elastically connected to the inner wall of the sliding groove, a ball is movably connected to the outer side of the sliding block, a dielectric plate is fixedly connected to the inner wall of the sliding block, a positive plate is fixedly connected to the inner wall of the shell and the outer side, close to the sliding groove, of the shell, a negative plate is fixedly connected to the inner wall of the shell and the outer side, close to the sliding groove, of the shell, and a piezoresistor is fixedly connected to the outer side of the shell;
the inner wall of casing and the inboard fixedly connected with magnetic elongation pole that is close to the negative plate, the inner wall fixedly connected with electromagnetic ring one of casing, the inner wall fixedly connected with electromagnetic ring two of pivot, the inner wall fixedly connected with anodal post of pivot, the inner wall of pivot and the back fixedly connected with conducting rod that is close to the anodal post, the inner wall of pivot and the back fixedly connected with negative pole post that is close to the conducting rod, the spacing groove has been seted up to the inner wall of pivot.
Preferably, the wind deflector structure is the cuboid structure, the material of wind deflector is the plastics material, wind deflector evenly distributed has played extruded effect at the inner wall of casing, wind deflector.
Preferably, the slider is made of plastic, the number of the sliders is twice that of the wind shields, the sliders are symmetrically distributed on two sides of the wind shields, and the sliders play a sliding role.
Preferably, the shape and size of the positive plate and the negative plate are the same, the negative plate is electrically connected with the piezoresistor, and the positive plate and the negative plate play the role of a control circuit.
Preferably, the first electromagnetic ring and the second electromagnetic ring are both in a ring structure, the opposite surfaces of the first electromagnetic ring and the second electromagnetic ring are opposite in magnetism, the first electromagnetic ring and the second electromagnetic ring are both electrically connected with the piezoresistor, and the first electromagnetic ring and the second electromagnetic ring play a role in forming a magnetic field.
Preferably, the shape and the size of the positive pole and the negative pole are the same, the positive pole and the negative pole are electrically connected with the piezoresistor, and the positive pole and the negative pole have the function of electric conduction.
Preferably, the structure of the current-conducting rod is a cylindrical structure, the number of the current-conducting rods is the same as that of the positive posts, and the current-conducting rod plays a role in conducting electricity.
Preferably, the number of the magnetic elongation rods is the same as that of the limiting grooves, the size of the magnetic elongation rods is matched with that of the limiting grooves, and the magnetic elongation rods play a role in elongation.
(II) advantageous effects
Compared with the prior art, the invention provides agricultural information acquisition equipment based on a capacitance principle, which has the following beneficial effects:
1. this agricultural information acquisition equipment based on electric capacity principle through the effect of ampere force, has realized when external wind-force is too big, and the rotational speed of avoiding agricultural information acquisition equipment can receive the influence, avoids appearing experimental data's error, prevents that agricultural information acquisition equipment's pivot and inner wall from bumping, avoids long-time use to lead to agricultural information acquisition equipment's loss, has improved agricultural information acquisition equipment's life.
2. This agricultural information acquisition equipment based on electric capacity principle, through the characteristic of piezo-resistor, when the voltage in the circuit is less than piezo-resistor's maximum operating voltage, the circuit is in the on-state, and when the voltage in the circuit is greater than piezo-resistor's maximum operating voltage, the circuit is in the state of opening a circuit, has realized the used repeatedly of material, and is energy-concerving and environment-protective.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged partial view of portion A of FIG. 1;
FIG. 3 is a schematic view of the housing structure of the present invention;
FIG. 4 is an enlarged partial view of the portion B in FIG. 3 according to the present invention.
In the figure: 1. a housing; 2. a rotating shaft; 3. a wind deflector; 4. a slider; 5. a dielectric plate; 6. a ball bearing; 7. a chute; 8. a positive plate; 9. a negative plate; 10. a voltage dependent resistor; 11. a magnetically elongated rod; 12. A first electromagnetic ring; 13. a second electromagnetic ring; 14. a positive post; 15. a negative pole post; 16. a conductive rod; 17. a limiting groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, an agricultural information collecting device based on the capacitance principle comprises a housing 1, a rotating shaft 2 is movably connected to the inner side of the housing 1, a wind shield 3 is movably connected to the inner wall of the housing 1, the wind shield 3 is of a cuboid structure, the wind shield 3 is made of plastic, the wind shield 3 is uniformly distributed on the inner wall of the housing 1, the wind shield 3 plays a role in extrusion, a chute 7 is formed in the inner wall of the housing 1, a sliding block 4 is elastically connected to the inner wall of the chute 7, the sliding block 4 is made of plastic, the number of the sliding block 4 is twice that of the wind shield 3, the sliding block 4 is symmetrically distributed on two sides of the wind shield 3, the sliding block 4 plays a role in sliding, a ball 6 is movably connected to the outer side of the sliding block 4, a dielectric plate 5 is fixedly connected to the inner wall of the sliding block 4, a positive plate 8 is fixedly connected to the outer side of the inner wall of the housing 1 and close to the chute 7, the shape and the size of the positive plate 8 and the negative plate 9 are the same, the negative plate 9 is electrically connected with the piezoresistor 10, the positive plate 8 and the negative plate 9 play a role of a control circuit, the negative plate 9 is fixedly connected to the inner wall of the shell 1 and the outer side close to the chute 7, and the piezoresistor 10 is fixedly connected to the outer side of the shell 1;
the inner wall of the shell 1 and the inner side close to the negative plate 9 are fixedly connected with magnetic extension rods 11, the number of the magnetic extension rods 11 is the same as that of the limiting grooves 17, the size of the magnetic extension rods 11 is matched with that of the limiting grooves 17, the magnetic extension rods 11 play a role of extension, the inner wall of the shell 1 is fixedly connected with electromagnetic rings I12, the structures of the electromagnetic rings I12 and II 13 are both circular ring structures, the magnetism of the opposite surfaces of the electromagnetic rings I12 and II 13 is opposite, the electromagnetic rings I12 and II 13 are both electrically connected with the piezoresistors 10, the electromagnetic rings I12 and II 13 play a role of forming a magnetic field, the inner wall of the rotating shaft 2 is fixedly connected with the electromagnetic rings II 13, the inner wall of the rotating shaft 2 is fixedly connected with a positive pole 14, the shapes and the sizes of the positive pole 14 and the negative pole 15 are the same, and the positive pole 14 and the negative pole 15 are both electrically connected with the piezoresistors 10, positive post 14 and negative pole post 15 have played electrically conductive effect, the inner wall of pivot 2 and the back fixedly connected with conducting rod 16 that is close to positive post 14, the structure of conducting rod 16 is the cylinder structure, the quantity of conducting rod 16 is the same with the quantity of positive post 14, conducting rod 16 has played electrically conductive effect, the inner wall of pivot 2 and the back fixedly connected with negative pole post 15 that is close to conducting rod 16, spacing groove 17 has been seted up to the inner wall of pivot 2.
The working principle is as follows: when the agricultural information acquisition equipment is normally used, the rotating shaft 2 rotates clockwise around the shell 1, when strong wind appears in the weather, the strong wind blows the wind shield 3, the wind shield 3 movably connected with the shell 1 moves, the sliding block 4 can be pushed to slide along the sliding groove 7 under the action of the ball 6 at the moment, and then the dielectric plate 5 is driven to move, so that the relative area between the positive plate 8 and the negative plate 9 is reduced, the voltage between the positive plate 8 and the negative plate 9 is reduced, and when the voltage is smaller than the maximum working voltage of the piezoresistor 10, a circuit communicated with the piezoresistor 10 is in a state of a passage;
the first electromagnetic ring 12 and the second electromagnetic ring 13 electrically connected with the piezoresistor 10 have magnetism, a magnetic field is formed between the first electromagnetic ring 12 and the second electromagnetic ring 13, meanwhile, a positive pole post 14 and a negative pole post 15 electrically connected with the piezoresistor 10 have current flowing through, the current flows into the conductive rod 16 from the positive pole post 14 and then flows into the negative pole post 15 from the conductive rod 16, at the moment, the conductive rod 16 is acted by ampere force, the direction of the ampere force is determined according to the left hand rule, a magnetic induction line passes through the palm, four fingers point to the direction of the current, and the thumb is the direction of the ampere force, so that the fact that the ampere force hinders clockwise rotation of the rotating shaft 2 is judged, and further the rotation of the rotating shaft 2 is slowed down;
meanwhile, the magnetic extension rod 11 can extend under the action of the magnetic field, and due to the fact that the size of the magnetic extension rod 11 is matched with that of the limiting groove 17, the magnetic extension rod 11 can be clamped with the limiting groove 17 under the slow rotation of the rotating shaft 2, and finally the rotating shaft 2 stops rotating, so that damage of strong wind to agricultural information collection equipment is avoided;
the process is as shown in fig. 3, the rotating speed of the agricultural information acquisition equipment is prevented from being influenced when external wind power is too large, errors of experimental data are avoided, collision between the rotating shaft 2 and the inner wall of the agricultural information acquisition equipment is prevented, loss of the agricultural information acquisition equipment due to long-time use is avoided, and the service life of the agricultural information acquisition equipment is prolonged.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an agricultural information acquisition equipment based on electric capacity principle, includes casing (1), its characterized in that: the inner side of the shell (1) is movably connected with a rotating shaft (2), the inner wall of the shell (1) is movably connected with a wind shield (3), the inner wall of the shell (1) is provided with a sliding groove (7), the inner wall of the sliding groove (7) is elastically connected with a sliding block (4), the outer side of the sliding block (4) is movably connected with a ball (6), the inner wall of the sliding block (4) is fixedly connected with a dielectric plate (5), the outer side, close to the sliding groove (7), of the inner wall of the shell (1) is fixedly connected with a positive plate (8), the outer side, close to the sliding groove (7), of the inner wall of the shell (1) is fixedly connected with a negative plate (9), and the outer side of the shell (1) is fixedly connected with a piezoresistor (10);
the inner wall of casing (1) just is close to inboard fixedly connected with magnetic elongation pole (11) of negative plate (9), the inner wall fixedly connected with electromagnetic ring (12) of casing (1), the inner wall fixedly connected with electromagnetic ring two (13) of pivot (2), the inner wall fixedly connected with anodal post (14) of pivot (2), the inner wall of pivot (2) just is close to back fixedly connected with conducting rod (16) of anodal post (14), the inner wall of pivot (2) just is close to back fixedly connected with negative pole post (15) of conducting rod (16), spacing groove (17) have been seted up to the inner wall of pivot (2).
2. The agricultural information collection device based on the capacitance principle as claimed in claim 1, wherein: the wind shield (3) is of a cuboid structure, the wind shield (3) is made of plastic, and the wind shield (3) is uniformly distributed on the inner wall of the shell (1).
3. The agricultural information collection device based on the capacitance principle as claimed in claim 1, wherein: the material of slider (4) is the plastics material, the quantity of slider (4) is the twice of the quantity of deep bead (3), slider (4) symmetry branch is in the both sides of deep bead (3).
4. The agricultural information collection device based on the capacitance principle as claimed in claim 1, wherein: the positive plate (8) and the negative plate (9) are identical in shape and size, and the negative plate (9) is electrically connected with the piezoresistor (10).
5. The agricultural information collection device based on the capacitance principle as claimed in claim 1, wherein: the structure of the first electromagnetic ring (12) and the second electromagnetic ring (13) is a ring structure, the magnetism of the opposite surfaces of the first electromagnetic ring (12) and the second electromagnetic ring (13) is opposite, and the first electromagnetic ring (12) and the second electromagnetic ring (13) are both electrically connected with the piezoresistor (10).
6. The agricultural information collection device based on the capacitance principle as claimed in claim 1, wherein: the positive pole post (14) and the negative pole post (15) are identical in shape and size, and the positive pole post (14) and the negative pole post (15) are electrically connected with the piezoresistor (10).
7. The agricultural information collection device based on the capacitance principle as claimed in claim 1, wherein: the structure of the current-conducting rods (16) is a cylindrical structure, and the number of the current-conducting rods (16) is the same as that of the positive posts (14).
8. The agricultural information collection device based on the capacitance principle as claimed in claim 1, wherein: the number of the magnetic extension rods (11) is the same as that of the limiting grooves (17), and the size of the magnetic extension rods (11) is matched with that of the limiting grooves (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110447520.7A CN113176380A (en) | 2021-04-25 | 2021-04-25 | Agricultural information acquisition equipment based on electric capacity principle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110447520.7A CN113176380A (en) | 2021-04-25 | 2021-04-25 | Agricultural information acquisition equipment based on electric capacity principle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113176380A true CN113176380A (en) | 2021-07-27 |
Family
ID=76925390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110447520.7A Withdrawn CN113176380A (en) | 2021-04-25 | 2021-04-25 | Agricultural information acquisition equipment based on electric capacity principle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113176380A (en) |
-
2021
- 2021-04-25 CN CN202110447520.7A patent/CN113176380A/en not_active Withdrawn
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Legal Events
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210727 |